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Phone Cal-Comp EZ HTC G2 Samsung SGH-D600 Siemens S66 / S65 / SP65 Samsung Galaxy Attain 4G
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.7" diag.
5 : 3
? ? 3.5" diag.
5 : 3
Display Resolution & Type 128 x 128 pixels
LCD (STN)
480 x 800 pixels
(~252 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
132 x 176 pixels
LCD (TFT/TFD)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? ? 60 Hz
Battery 800 mAh 1,300 mAh ? 750 mAh 1,650 mAh
Processor ? 800 MHz Qualcomm S2 MSM7230 ? ? ?
RAM ? ? ? ? 512 MB
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - 5 megapixel 2 megapixel 1 megapixel 3 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - 720p HD ? QCIF (176 x 144) WVGA / 480p
Front Camera - - - - 1 megapixel
Weight 2.47 oz
(70g)
6.5 oz
(184g)
3.49 oz
(99g)
3.46 oz
(98g)
4.2 oz
(119g)
Dimensions 4.04" x 1.71" x 0.63"
(103 x 43 x 16 mm)
4.68" x 2.37" x 0.55"
(119 x 60 x 14 mm)
3.78" x 1.83" x 0.85"
(96 x 46 x 21.6 mm)
4.29" x 1.89" x 0.71"
(109 x 48 x 18 mm)
4.57" x 2.38" x 0.46"
(116 x 60 x 11.7 mm)
Form Factor Slab Slab Slide Slab Slab
Platform / OS (proprietary) Android (proprietary) (proprietary) Android
Network Bands

CDMA: 850, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

*

GSM: 850, 1800, 1900

*

4G LTE: 2, 4

CDMA: 850, 1700, 1900

Data Technology 1xRTT HSPA 14.4 GPRS GPRS LTE (Cat 3)
Features 
GPS / Location Yes n/a - - n/a
Accessibility
Hearing Aid Compatible - Yes - - Yes
Multiple Languages Yes n/a Yes Yes n/a
TTY/TDD (Digital) - - - - Yes
Alerts
Ringer Profiles - - - Yes -
Connectivity
Bluetooth - Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - - Yes -
Mobile Hotspot - n/a - - n/a
USB Yes
Mini-USB
Yes Yes Yes Yes
Micro-USB
Wi-Fi - Yes
4 (802.11 b,g,n)
- - Yes
Contacts
Picture ID - n/a Yes Yes n/a
Ringer ID - n/a Yes Yes n/a
Voice Dialing - n/a - - n/a
Customization
Custom Graphics - n/a - Yes n/a
Custom Ringtones - n/a Yes Yes n/a
Real-Music Ringers - n/a - - n/a
Data & Network
Data Tethering - n/a - Yes n/a
WAP / Web Browser - n/a Yes Yes n/a
Input
Predictive Text Entry - n/a Yes Yes n/a
Side Keys - Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - Yes - - Yes
Memory
Memory Card Slot - Yes Yes Yes Yes
Messaging
Email Client - n/a Yes Yes n/a
EMS / Picture Messaging - n/a Yes Yes n/a
Instant Messaging - n/a - Yes n/a
MMS - n/a Yes Yes n/a
Text Messaging Templates Yes n/a Yes - n/a
Music
Headphone Jack (3.5mm) - Yes - - Yes
Music Player - n/a Yes - n/a
Stereo Speakers - - Yes - -
Photo & Video
DLNA - - - - Yes
TV Output - - Yes - -
Productivity
Alarm Yes n/a Yes Yes n/a
Calculator Yes n/a Yes Yes n/a
Calendar Yes n/a Yes Yes n/a
To-Do List Yes n/a Yes Yes n/a
Voice Memo Yes * n/a Yes Yes n/a
Software
Games - n/a Yes Yes n/a
Java (J2ME) - n/a Yes Yes n/a
Voice
Headset Jack (2.5 mm) Yes n/a - - n/a
Speaker Phone - Yes Yes Yes Yes
  * Some versions only
  Cal-Comp EZ HTC G2 Samsung SGH-D600 Siemens S66 / S65 / SP65 Samsung Galaxy Attain 4G
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Cal-Comp EZ HTC G2 Samsung SGH-D600 Siemens S66 / S65 / SP65 Samsung Galaxy Attain 4G

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